java thread id, name

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29

public class Thread3 {
  
public static void main(String[] args){
  
RunnableTest rt = new RunnableTest();
  
//定义两个线程，他们引用相同的数据
  
Thread t1 = new Thread(rt);
  
Thread t2 = new Thread(rt);
  
//设置线程的名字
  
t1.setName("线程1");
  
t2.setName("线程2");
  
//运行后，线程1 和线程2会交替运行
  
t1.start();
  
t2.start();
  
}
  
}